ICAO appears to favour Aerodrome, as does the AIP.
Our cousins do seem to have cornered some aspects for themselves, viz:-
Left hand drive
Yellow centreline taxiway markings and blue edge markings (as on their roads)
Switches that are up for "on"
The date format used in Flight Plans
still, as they fathered the bicycle makers from Ohio I suppose it's fair enough.
Sir George - had the pleasure of seeing your aerial carriage in flight some years ago.
The strange object in the background appears to have slipped through a loophole in the space-time continuum.
Mike